Electric toothbrush



FIG. 1 is a perspective view of the electric toothbrush showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a plan view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an enlarged right side view thereof;

FIG. 9 is an enlarged left side view thereof;

FIG. 10 is a cross-sectional view, omitting internal mechanism, taken along line 10-10 of FIG. 2;

FIG. 11 is an enlarged cross-sectional end view, without internal structure, taken along line 11-11 of FIG. 2;

FIG. 12 is an enlarged cross-sectional view, without internal structure, taken along line 12-12 of FIG. 2; and,

FIG. 13 is an enlarged cross-sectional view, without internal structure, taken along line 13-13 of FIG. 2.

The elements depicted in broken lines illustrate portions of the electric toothbrush that form no part of the claimed. The boundary of the unclaimed head piece, as well as of the base barrel, terminates just before the start of the solid lines. 

CLAIM The ornamental design for an electric toothbrush, as shown and described. 